<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<script type="text/javascript">

</script>
<style type="text/css">

 #flashDiv {
			height : 100%;
            width: 100%;
			margin-top: 0;
			padding-bottom:20px;
			border:1px solid blue; /*显示边框，调试用*/
        }
		#bottom 
		{
			position:relative;
			top:-20px;
			width: 100%;
			min-height: 20px;
			border:1px solid red; /*显示边框，调试用*/
		}
		#flashContent {
            height: 800px;
            width: 600px;
			background-color: green;
			display:block;
			text-align:left;
        }
</style>
</head>
<body>
<div id="flashContent">
	<div id="flashDiv">
	</div>
	<div id="bottom"></div>
</div>
</body>
</html>